/*!
 * @license
 * Copyright 2019 Alfresco, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Pipe, PipeTransform } from '@angular/core';
import { InputMappingDialogService } from '../../services/input-mapping-dialog.service';
import { MappingDialogService, MappingRowModel, VariableMappingType } from '../../services/mapping-dialog.service';
import { OutputMappingDialogService } from '../../services/output-mapping-dialog.service';

@Pipe({
    name: 'mappingDialogSave',
    pure: true
})
export class MappingDialogSavePipe implements PipeTransform {

    constructor(private inputMappingDataSourceService: InputMappingDialogService,
        private outputMappingDataSourceService: OutputMappingDialogService) {

    }

    transform(dataSource: MappingRowModel[], type: VariableMappingType, changeDetectorRef: number): boolean {
        if (typeof changeDetectorRef === 'number') {
            const service = this.serviceInit(type);
            return service.validateMapping(dataSource);
        } else {
            return true;
        }
    }

    private serviceInit(type: VariableMappingType): MappingDialogService {
        switch (type) {
            case VariableMappingType.output:
                return this.outputMappingDataSourceService;
            default:
                return this.inputMappingDataSourceService;
        }
    }

}
